TSUMUGU · TOCFL B2 (est.) · 字
侍
侍 ＝ 亻 ＋ 寺
ㄕˋ · shì
verb — to wait on, attend, serve (a superior)
字源 FORM — what the parts do
亻義a person
ITsì → shì — same {sh,s} neighbourhood, tone shifts too
A person (亻) with 寺 sì for the sound — the one who stands beside and waits on another. 寺 was the official post one was stationed at; the person posted there to attend is 侍. 侍候、侍奉、侍衛 — to serve, to attend, to guard at the side.
故事 STORY — a scene to remember it by
一個人（亻）站在官署（寺）門邊，隨叫隨到——伺候著。
A person (亻) stands at the door of the post (寺), there at a word's call — waiting on.
字源記憶法
意 · Meanings
(本義)侍候、侍奉— to wait on, attend常用
→侍衛、侍從— an attendant; a guard
⇒服侍— to wait on, look after
(本義) original meaning · → ⇒ each arrow = one more step of extension